Issued January 26, 1910. 



U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF PLANT INDUSTRY— Circular No. 47. 

 B. T. (iALLOWAY, Chief of Bureau. 



PRICKLY COMFREY AS A FORAGE 



CROP. 



H. N. VINALL, 



Scientific Assistant, Office of Forage-Crop 

 Investigations. 



WASHIHQTOM ; GOVERNMENT PftlNTING OfFICE : 1910 



